28819274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{42257}}^1$

素因数の和:42301

約数の個数: 16

約数和(自身を含む): 48681216

約数和(自身を除く): 19861942

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 42257, 84514, 464827, 929654, 1309967, 2619934, 14409637, 28819274]

約数ペア:

[(1, 28819274), (2, 14409637), (11, 2619934), (22, 1309967), (31, 929654), (62, 464827), (341, 84514), (682, 42257)]